CN212177910U - External vertical lift valve - Google Patents
External vertical lift valve Download PDFInfo
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- CN212177910U CN212177910U CN202020810571.2U CN202020810571U CN212177910U CN 212177910 U CN212177910 U CN 212177910U CN 202020810571 U CN202020810571 U CN 202020810571U CN 212177910 U CN212177910 U CN 212177910U
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Abstract
The utility model discloses an external vertical lift valve, which is arranged on an air chamber, wherein the left side and/or the right side of the air chamber are/is an air outlet, an air inlet is arranged on a bottom plate of the air chamber, the air inlet comprises a valve plate, a valve rod and a lifting driving mechanism, and the valve plate is arranged outside the air chamber and is positioned below the air inlet; the valve rod is inserted on the top plate of the air chamber in a sealing manner, and the lower end part of the valve rod is fixedly connected with the valve plate; the lifting driving mechanism is connected with the upper end part of the valve rod and at least used for driving the valve plate to ascend, so that the valve plate seals the air inlet. The utility model discloses can seal the air inlet well to eliminate the friction between valve plate and the plenum, and then avoid part friction loss, make equipment possess longer life.
Description
Technical Field
The utility model relates to an external perpendicular poppet valve.
Background
The switching of the air inlet of present control plenum mainly has butterfly valve and poppet valve two kinds, the butterfly valve body is located the plenum, the dish board is rotatory 90 round the dish board axis, can open, the valve closes, the sealed pair of butterfly valve has the central line butterfly valve that adopts among the elastic sealing material such as rubber, fluorine material, and the metal is to metal or metal to fluorine material and multilayer composite sheet's eccentric butterfly valve, to elastic sealing, the sealing washer can be inlayed in the valve body passageway, also can inlay at the dish board periphery, elastic sealing's sealing performance is superior to the sealed pair of metal greatly, but elastic sealing receives the restriction of material service temperature, the sealed pair of metal can adapt to higher operating temperature, the life-span is also longer than general elastic sealing butterfly valve, but accomplish totally sealedly hardly. The valve plate of the existing poppet valve is arranged in the air chamber, friction exists between the valve plate and the air chamber in the opening and closing process, and after long-term use, the valve plate or the air chamber has friction loss, so that the service life of equipment is shortened.
Disclosure of Invention
The utility model aims to solve the technical problem that overcome prior art's defect, provide an external perpendicular poppet valve, it can seal the air inlet well to eliminate the friction between valve plate and the plenum, and then avoid part friction loss, make equipment possess longer life.
In order to solve the technical problem, the technical scheme of the utility model is that: an external vertical lift valve is arranged on an air chamber, the left side and/or the right side of the air chamber are/is an air outlet, an air inlet is arranged on a bottom plate of the air chamber, and the external vertical lift valve comprises:
the valve plate is arranged outside the air chamber and is positioned below the air inlet;
the valve rod is inserted on a top plate of the air chamber in a sealing manner, and the lower end part of the valve rod is fixedly connected with the valve plate;
and the lifting driving mechanism is connected with the upper end part of the valve rod and at least used for driving the valve plate to ascend so that the valve plate seals the air inlet.
The lifting driving mechanism comprises a cylinder, a cylinder body of the cylinder is fixed on the air chamber through a valve seat, and a cylinder rod of the cylinder is connected with the upper end of the valve rod.
There is further provided a specific structure of a valve seat, the valve seat including:
the lower ends of the vertical plates are fixed on the air chamber;
the diaphragm is fixed at the upper end of two risers, the cylinder body of cylinder is fixed on the diaphragm.
Further in order to firmly and stably connect the valve rod and the valve plate, the lower end part of the valve rod is fully welded with the valve plate.
Further, the area of the valve plate is larger than the opening area of the air inlet, and when the valve plate seals the air inlet, the valve plate completely covers the air inlet.
Further in order to improve the sealing performance of the valve plate when the valve plate seals the air inlet, the contact surface between the valve plate and the air chamber is flat.
Further, a cylinder rod of the cylinder is connected with the valve rod through a floating joint.
Further, the cylinder body of the cylinder is fixed on the valve seat through a bolt.
Further in order to improve the sealing performance between the valve rod and the top plate of the air chamber, a sealing assembly is arranged between the valve rod and the top plate of the air chamber.
After the technical scheme is adopted, when the air inlet needs to be opened, through the decline of lift actuating mechanism drive valve plate, when needing to close the air inlet, rise through lift actuating mechanism drive valve plate for the air inlet is covered completely to the valve plate, the utility model discloses a the plenum outside is arranged in to the valve plate, when opening or closing the air inlet, has avoided the friction between valve plate and the plenum, has reduced the friction loss of part, and then makes equipment possess longer life, at the in-process that the valve plate goes up and down, because there is not external resistance such as frictional force, the valve plate can steadily go up and down, and then has guaranteed in long-term work process, and the level and smooth of sealed face between valve plate and the air inlet has guaranteed sealed effect.
Drawings
Fig. 1 is a schematic structural view of an external vertical poppet valve according to the present invention.
Detailed Description
In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is provided in connection with the accompanying drawings.
As shown in fig. 1, an external vertical lift valve is installed on an air chamber 1, an air outlet 2 is provided at the left side and/or the right side of the air chamber 1, an air inlet 3 is provided on the bottom plate of the air chamber 1, and it includes:
the valve plate 4 is arranged outside the air chamber 1 and is positioned below the air inlet 3;
the valve rod 5 is hermetically inserted on a top plate of the air chamber 1, and the lower end part of the valve rod 5 is fixedly connected with the valve plate 4;
and the lifting driving mechanism is connected with the upper end part of the valve rod 5 and is at least used for driving the valve plate 4 to ascend so that the valve plate 4 seals the air inlet 3.
In the present embodiment, in order to firmly and stably connect the valve rod 5 and the valve plate 4, the lower end portion of the valve rod 5 and the valve plate 4 are welded by full welding.
Specifically, when air inlet 3 need be opened, descend through lift actuating mechanism drive valve plate 4, when needing to close air inlet 3, rise through lift actuating mechanism drive valve plate 4 for air inlet 3 is covered completely to valve plate 4, the utility model discloses a 1 outside of plenum is arranged in to valve plate 4, when opening or closing air inlet 3, has avoided the friction between valve plate 4 and the plenum 1, has reduced the friction loss of part, and then makes equipment possess longer life, at the in-process of valve plate 4 lift, because there is not external resistance such as frictional force, valve plate 4 can steadily go up and down, and then has guaranteed in long-term working process, and the sealed face is level and smooth between valve plate 4 and the air inlet 3, has guaranteed sealed effect.
As shown in fig. 1, the lifting driving mechanism includes a cylinder 6, a cylinder body of the cylinder 6 is fixed on the air chamber 1 through a valve seat, and a cylinder rod of the cylinder 6 is connected with an upper end of the valve rod 5.
As shown in fig. 1, the valve seat includes:
the lower ends of the vertical plates 8 are fixed on the air chamber 1;
and the transverse plate 9 is fixed at the upper end parts of the two vertical plates 8, and the cylinder body of the cylinder 6 is fixed on the transverse plate 9.
As shown in fig. 1, the valve plate 4 has an area larger than an opening area of the intake port 3, and the valve plate 4 completely covers the intake port 3 when the valve plate 4 seals the intake port 3.
In the embodiment, in order to improve the sealing performance of the valve plate 4 when the valve plate 4 seals the air inlet 3, the contact surface between the valve plate 4 and the air chamber 1 is flat.
As shown in fig. 1, the cylinder rod of the cylinder 6 is connected to the valve rod 5 by a floating joint 10.
As shown in fig. 1, the cylinder body of the cylinder 6 is fixed to the valve seat by bolts.
As shown in fig. 1, in order to improve the sealing performance between the valve rod 5 and the top plate of the air chamber 1, a sealing assembly 7 is arranged between the valve rod 5 and the top plate of the air chamber 1.
In particular, the sealing assembly 7 ensures that there is no leakage during switching of the poppet valve.
The above-mentioned embodiments further explain in detail the technical problems, technical solutions and advantages solved by the present invention, and it should be understood that the above only is a specific embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
In the description of the present invention, it is to be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the present disclosure, unless otherwise expressly stated or limited, the first feature may comprise both the first and second features directly contacting each other, and also may comprise the first and second features not being directly contacting each other but being in contact with each other by means of further features between them. Also, the first feature being above, on or above the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature. A first feature that underlies, and underlies a second feature includes a first feature that is directly under and obliquely under a second feature, or simply means that the first feature is at a lesser level than the second feature.
Claims (9)
1. An external vertical lift valve is arranged on an air chamber (1), the left side and/or the right side of the air chamber (1) are/is provided with an air outlet (2), the bottom plate of the air chamber (1) is provided with an air inlet (3), the external vertical lift valve is characterized in that,
it includes:
the valve plate (4) is arranged outside the air chamber (1) and is positioned below the air inlet (3);
the valve rod (5) is inserted on a top plate of the air chamber (1) in a sealing manner, and the lower end part of the valve rod (5) is fixedly connected with the valve plate (4);
a lifting drive mechanism connected with the upper end of the valve rod (5) at least for driving the valve plate (4) to ascend so that the valve plate (4) seals the air inlet (3).
2. The external vertical poppet valve of claim 1,
the lifting driving mechanism comprises an air cylinder (6), a cylinder body of the air cylinder (6) is fixed on the air chamber (1) through a valve seat, and an air cylinder rod of the air cylinder (6) is connected with the upper end of the valve rod (5).
3. The external vertical poppet valve of claim 2,
the valve seat includes:
the lower ends of the vertical plates (8) are fixed on the air chamber (1);
the diaphragm (9), diaphragm (9) are fixed in the upper end of two risers (8), the cylinder body of cylinder (6) is fixed on diaphragm (9).
4. The external vertical poppet valve of claim 1,
and the lower end part of the valve rod (5) is fully welded with the valve plate (4).
5. The external vertical poppet valve of claim 1,
the area of the valve plate (4) is larger than the opening area of the air inlet (3), and when the valve plate (4) seals the air inlet (3), the valve plate (4) completely covers the air inlet (3).
6. The external vertical poppet valve of claim 5,
the contact surface between the valve plate (4) and the air chamber (1) is flat.
7. The external vertical poppet valve of claim 2,
the cylinder rod of the cylinder (6) is connected with the valve rod (5) through a floating joint (10).
8. The external vertical poppet valve of claim 2,
and the cylinder body of the air cylinder (6) is fixed on the valve seat through a bolt.
9. The external vertical poppet valve of claim 1,
and a sealing assembly (7) is arranged between the valve rod (5) and a top plate of the air chamber (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020810571.2U CN212177910U (en) | 2020-05-15 | 2020-05-15 | External vertical lift valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020810571.2U CN212177910U (en) | 2020-05-15 | 2020-05-15 | External vertical lift valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212177910U true CN212177910U (en) | 2020-12-18 |
Family
ID=73776237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020810571.2U Active CN212177910U (en) | 2020-05-15 | 2020-05-15 | External vertical lift valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212177910U (en) |
-
2020
- 2020-05-15 CN CN202020810571.2U patent/CN212177910U/en active Active
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